Nominal/Ex/SingleLetFoo.thy
changeset 2136 2fc55508a6d0
parent 2133 16834a4ca1bb
equal deleted inserted replaced
2135:ac3d4e4f5cbe 2136:2fc55508a6d0
    29 thm trm_assg.fv[simplified trm_assg.supp(1-2),no_vars]
    29 thm trm_assg.fv[simplified trm_assg.supp(1-2),no_vars]
    30 
    30 
    31 thm permute_trm_raw_permute_assg_raw.simps
    31 thm permute_trm_raw_permute_assg_raw.simps
    32 thm fv_trm_raw.simps fv_assg_raw.simps fv_bn_raw.simps[no_vars]
    32 thm fv_trm_raw.simps fv_assg_raw.simps fv_bn_raw.simps[no_vars]
    33 
    33 
    34 (* there is something wrong with the free variables *)
    34 thm alpha_trm_raw_alpha_assg_raw_alpha_bn_raw.intros[no_vars]
    35 
    35 
    36 text {*
       
    37 thm alpha_trm_raw_alpha_assg_raw_alpha_bn_raw.intros[no_vars]
       
    38 *}
       
    39 
       
    40 inductive 
       
    41   alpha_trm_raw and alpha_assg_raw and alpha_bn_raw
       
    42 where
       
    43   "name = namea \<Longrightarrow> alpha_trm_raw (Var_raw name) (Var_raw namea)"
       
    44 | "\<lbrakk>alpha_trm_raw trm_raw1 trm_raw1a; alpha_trm_raw trm_raw2 trm_raw2a\<rbrakk>
       
    45   \<Longrightarrow> alpha_trm_raw (App_raw trm_raw1 trm_raw2) (App_raw trm_raw1a trm_raw2a)"
       
    46 | "\<exists>p. ({atom name}, trm_raw) \<approx>gen alpha_trm_raw fv_trm_raw p ({atom namea}, trm_rawa) \<Longrightarrow>
       
    47    alpha_trm_raw (Lam_raw name trm_raw) (Lam_raw namea trm_rawa)"
       
    48 | "\<lbrakk>\<exists>p. (bn_raw assg_raw, trm_raw) \<approx>gen alpha_trm_raw fv_trm_raw p (bn_raw assg_rawa, trm_rawa);
       
    49     alpha_bn_raw assg_raw assg_rawa\<rbrakk>
       
    50     \<Longrightarrow> alpha_trm_raw (Let_raw assg_raw trm_raw) (Let_raw assg_rawa trm_rawa)"
       
    51 | "\<lbrakk>\<exists>p. (bn_raw assg_raw1 \<union> bn_raw ass_raw2, trm_raw) \<approx>gen alpha_trm_raw fv_trm_raw p 
       
    52         (bn_raw assg_raw1a \<union> bn_raw ass_raw2a, trm_rawa);
       
    53    alpha_bn_raw assg_raw1 assg_raw1a; alpha_bn_raw assg_raw2 assg_raw2a\<rbrakk>
       
    54    \<Longrightarrow> alpha_trm_raw (Foo1_raw assg_raw1 assg_raw2 trm_raw) (Foo1_raw assg_raw1a assg_raw2a trm_rawa)"
       
    55 | "\<lbrakk>\<exists>p. ({atom name} \<union> bn_raw assg_raw, trm_raw) \<approx>gen alpha_trm_raw fv_trm_raw p 
       
    56         ({atom namea} \<union> bn_raw assg_rawa, trm_rawa);
       
    57    alpha_bn_raw assg_raw assg_rawa\<rbrakk>
       
    58    \<Longrightarrow> alpha_trm_raw (Foo2_raw name assg_raw trm_raw) (Foo2_raw namea assg_rawa trm_rawa)"
       
    59 
       
    60 | "\<lbrakk>name = namea; alpha_trm_raw trm_raw trm_rawa\<rbrakk>
       
    61   \<Longrightarrow> alpha_assg_raw (As_raw name trm_raw) (As_raw namea trm_rawa)"
       
    62 | "alpha_trm_raw trm_raw trm_rawa \<Longrightarrow> alpha_bn_raw (As_raw name trm_raw) (As_raw namea trm_rawa)"
       
    63 
    36 
    64 lemmas all = alpha_trm_raw_alpha_assg_raw_alpha_bn_raw.intros
    37 lemmas all = alpha_trm_raw_alpha_assg_raw_alpha_bn_raw.intros
    65 
    38 
    66 lemma test: "p \<bullet> bn_raw \<equiv> bn_raw" sorry
    39 lemma test: "p \<bullet> bn_raw \<equiv> bn_raw" sorry
    67 
    40 
    97 lemma
    70 lemma
    98   assumes "distinct [x,y,z,u]"
    71   assumes "distinct [x,y,z,u]"
    99   shows "fv_trm_raw (Foo2_raw z (As_raw x (Var_raw z)) (Var_raw z)) = {atom z}"
    72   shows "fv_trm_raw (Foo2_raw z (As_raw x (Var_raw z)) (Var_raw z)) = {atom z}"
   100 using assms
    73 using assms
   101 apply(simp add: supp_at_base)
    74 apply(simp add: supp_at_base)
       
    75 done
   102 
    76 
   103 
    77 
   104 end
    78 end
   105 
    79 
   106 
    80